134542254 has 32 divisors (see below), whose sum is σ = 335483136. Its totient is φ = 34945920.

The previous prime is 134542237. The next prime is 134542259. The reversal of 134542254 is 452245431.

It is a super-2 number, since 2×134542254² = 36203236222801032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134542259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145147 + ... + 146070.

It is an arithmetic number, because the mean of its divisors is an integer number (10483848).

Almost surely, 2^134542254 is an apocalyptic number.

134542254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

134542254 is an abundant number, since it is smaller than the sum of its proper divisors (200940882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134542254 is a wasteful number, since it uses less digits than its factorization.

134542254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291240.

The product of its digits is 19200, while the sum is 30.

The square root of 134542254 is about 11599.2350609857. The cubic root of 134542254 is about 512.4123240062.

Adding to 134542254 its reverse (452245431), we get a palindrome (586787685).

The spelling of 134542254 in words is "one hundred thirty-four million, five hundred forty-two thousand, two hundred fifty-four".